# DownloadIntegrationTest

1 tests | 0 failures | 0 ignored | 3.052s duration
| 100% successful

- Tests
- Standard output
- Standard error

## Tests

Test | Method name | Duration | Result
--- | --- | --- | ---
givenValidManifestUrl_whenPreparedAndDownloaded_thenShouldDownload[jvm] | givenValidManifestUrl_whenPreparedAndDownloaded_thenShouldDownload | 3.052s | passed

## Standard output

    Port  = 43167

## Standard error

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:52 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    SLF4J(W): No SLF4J providers were found.
    SLF4J(W): Defaulting to no-operation (NOP) logger implementation
    SLF4J(W): See https://www.slf4j.org/codes.html#noProviders for further details.
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: GET http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  newCacheAndStoreResponse: GET http://localhost:43167/resources/lesson001/lesson001.json 200 (OK)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  MISS http://localhost:43167/resources/lesson001/lesson001.json 200 OK (contentType=application/json, content-encoding=null content-length=786)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost:43167/resources/lesson001/lesson001.json to /tmp/junit17886710264652427595/cachedir/tmpWork/1.tmp (integrity=sha256-HhyYK2PHrsJMxObN0wTjpWvcB213SELHerwT7nui7hk=)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: GET http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): FOUND http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  HIT(valid) http://localhost:43167/resources/lesson001/lesson001.json 200 OK (contentType=application/json, content-encoding=identity content-length=786)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: HEAD http://localhost:43167/resources/lesson001/video.mp4
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: HEAD http://localhost:43167/resources/lesson001/audio.ogg
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: HEAD http://localhost:43167/resources/lesson001/script.js
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: HEAD http://localhost:43167/resources/lesson001/lesson001.html
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: HEAD http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: HEAD http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): add retention locks for http://localhost:43167/resources/lesson001/video.mp4, http://localhost:43167/resources/lesson001/lesson001.html, http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1, http://localhost:43167/resources/lesson001/audio.ogg, http://localhost:43167/resources/lesson001/script.js, http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): moveToNewPath (http://localhost:43167/resources/lesson001/lesson001.json) /tmp/junit17886710264652427595/cachedir/cache/e2ec334b-4909-4e1b-bdbd-6cb280e5231e -> /tmp/junit17886710264652427595/cachedir/persistent/e2ec334b-4909-4e1b-bdbd-6cb280e5231e
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #1 http://localhost:43167/resources/lesson001/lesson001.json  : channel: start
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: GET http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): FOUND http://localhost:43167/resources/lesson001/lesson001.json
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  HIT(valid) http://localhost:43167/resources/lesson001/lesson001.json 200 OK (contentType=application/json, content-encoding=gzip content-length=391)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #1 http://localhost:43167/resources/lesson001/lesson001.json  channel: completed
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #2 http://localhost:43167/resources/lesson001/video.mp4  : channel: start
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: GET http://localhost:43167/resources/lesson001/video.mp4
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost:43167/resources/lesson001/video.mp4
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost:43167/resources/lesson001/video.mp4
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  newCacheAndStoreResponse: GET http://localhost:43167/resources/lesson001/video.mp4 200 (OK)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  MISS http://localhost:43167/resources/lesson001/video.mp4 200 OK (contentType=video/mp4, content-encoding=null content-length=907481)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost:43167/resources/lesson001/video.mp4 to /tmp/junit17886710264652427595/cachedir/tmpWork/2.tmp (integrity=sha256-Bt63wjDTg7hGG5C3x8GzxwgkKSgHRJ/C/m2szFZ+fIg=)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #2 http://localhost:43167/resources/lesson001/video.mp4  channel: completed
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #3 http://localhost:43167/resources/lesson001/lesson001.html  : channel: start
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: GET http://localhost:43167/resources/lesson001/lesson001.html
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost:43167/resources/lesson001/lesson001.html
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost:43167/resources/lesson001/lesson001.html
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  newCacheAndStoreResponse: GET http://localhost:43167/resources/lesson001/lesson001.html 200 (OK)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  MISS http://localhost:43167/resources/lesson001/lesson001.html 200 OK (contentType=text/html; charset=UTF-8, content-encoding=null content-length=470)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost:43167/resources/lesson001/lesson001.html to /tmp/junit17886710264652427595/cachedir/tmpWork/3.tmp (integrity=sha256-ds06mLuOE1cGOV8GrV0N6h+3lEhompR4tqdGH6hiMOQ=)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #3 http://localhost:43167/resources/lesson001/lesson001.html  channel: completed
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #4 http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1  : channel: start
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: GET http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  newCacheAndStoreResponse: GET http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1 200 (OK)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  MISS http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1 200 OK (contentType=text/html; charset=UTF-8, content-encoding=null content-length=470)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1 to /tmp/junit17886710264652427595/cachedir/tmpWork/4.tmp (integrity=sha256-ds06mLuOE1cGOV8GrV0N6h+3lEhompR4tqdGH6hiMOQ=)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #4 http://localhost:43167/resources/lesson001/lesson001.html?respectLaunchVersion=1  channel: completed
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #5 http://localhost:43167/resources/lesson001/audio.ogg  : channel: start
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: GET http://localhost:43167/resources/lesson001/audio.ogg
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost:43167/resources/lesson001/audio.ogg
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost:43167/resources/lesson001/audio.ogg
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  newCacheAndStoreResponse: GET http://localhost:43167/resources/lesson001/audio.ogg 200 (OK)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  MISS http://localhost:43167/resources/lesson001/audio.ogg 200 OK (contentType=audio/ogg, content-encoding=null content-length=104793)
    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:53 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost:43167/resources/lesson001/audio.ogg to /tmp/junit17886710264652427595/cachedir/tmpWork/5.tmp (integrity=sha256-9XtW2KrkyEfPASJPtFKTYQ2AHP2sQ9kyte6rHNMYGCo=)
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #5 http://localhost:43167/resources/lesson001/audio.ogg  channel: completed
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #6 http://localhost:43167/resources/lesson001/script.js  : channel: start
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor:  intercept: GET http://localhost:43167/resources/lesson001/script.js
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost:43167/resources/lesson001/script.js
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost:43167/resources/lesson001/script.js
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  newCacheAndStoreResponse: GET http://localhost:43167/resources/lesson001/script.js 200 (OK)
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor:  MISS http://localhost:43167/resources/lesson001/script.js 200 OK (contentType=text/javascript; charset=UTF-8, content-encoding=null content-length=27)
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost:43167/resources/lesson001/script.js to /tmp/junit17886710264652427595/cachedir/tmpWork/6.tmp (integrity=sha256-JFGtc/hXE7NKTMlTAZRdOyNSQYa6iMHQ4FLpuNC55yI=)
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINEST: [VERBOSE] RunDownloadJobUseCaseImpl$downloadItemsFromChannelProcessor$invokeSuspend - RunDownloadJobUseCaseImpl: #6 http://localhost:43167/resources/lesson001/script.js  channel: completed
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] DownloadJobItemStatusUpdater$commit$invokeSuspend - TransferJobItemStatusUpdater: update status complete for 1 updates=1
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    FINE: [DEBUG] RunDownloadJobUseCaseImpl$invoke$invokeSuspend - BlobDownloadClientUseCaseCommonJvm (#1) complete!
    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40254 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(43109 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(52561 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(37082 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(59633 cache2) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(45895 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(44049 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
    	at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
    	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
    	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
    	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
    	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
    	at java.base/java.lang.Thread.run(Thread.java:840)
    Caused by: java.nio.channels.ClosedChannelException
    	at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
    	at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
    	... 8 more

    May 21, 2026 12:25:54 PM io.github.aakira.napier.DebugAntilog performLog
    SEVERE: [ERROR] DistCache - DistributedCacheHashtable(39549 cache1) exception reading incoming packet
    java.net.SocketException: Socket closed
    	at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
    	at java.base/java.net.DatagramSocket.receive(DatagramSocket.java